Computer architecture

A computer is a complex system, capable of performing various tasksA computer is a complex system, capable of performing various tasks. For that it is composed of a set of hardware and software.
The first are the physical components of a computer: some of these elements materials are used for most transactions, while others are more specific to certain types of tasks.
The elements are sets of software programs that can tell the computer what tasks he must perform, and how to perform:
what are the operating system (like Windows, Mac OS or Linux), and applications that you ask your computer to run.

Tuesday, April 27, 2010

The device data management

It is customary to call these elements of storage devices, to the extent they can store data when they are not used by the microprocessor. Three types of storage devices can be distinguished because they are linked to particular uses
  • mass storage (hard drive) available for reading and writing
  • the memory storage (floppy or CD and DVD, tape drive magnetic), intended only for archiving sustainable
  • storage devices on supports less reliable, but can transfer data from one computer to another (USB, floppy drive).
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